invoiceninja/app/Import/Transformer/Csv/InvoiceTransformer.php

<?php
/**
 * client Ninja (https://clientninja.com).
 *
 * @link https://github.com/clientninja/clientninja source repository
 *
 * @copyright Copyright (c) 2021. client Ninja LLC (https://clientninja.com)
 *
 * @license https://www.elastic.co/licensing/elastic-license
 */

namespace App\Import\Transformer\Csv;

use App\Import\ImportException;
use App\Import\Transformer\BaseTransformer;
use App\Import\Transformer\Csv\ClientTransformer;
use App\Models\Invoice;

/**
 * Class InvoiceTransformer.
 */
class InvoiceTransformer extends BaseTransformer
{
	/**
	 * @param $data
	 *
	 * @return bool|array
	 */
	public function transform($line_items_data)
	{
		$invoice_data = reset($line_items_data);

		if ($this->hasInvoice($invoice_data['invoice.number'])) {
			throw new ImportException('Invoice number already exists');
		}

		$invoiceStatusMap = [
			'sent' => Invoice::STATUS_SENT,
			'draft' => Invoice::STATUS_DRAFT,
		];

		$transformed = [
			'company_id' => $this->company->id,
			'number' => $this->getString($invoice_data, 'invoice.number'),
			'user_id' => $this->getString($invoice_data, 'invoice.user_id'),
			'amount' => ($amount = $this->getFloat(
				$invoice_data,
				'invoice.amount'
			)),
			'balance' => isset($invoice_data['invoice.balance'])
				? $this->getFloat($invoice_data, 'invoice.balance')
				: $amount,
			'client_id' => $this->getClient(
				$this->getString($invoice_data, 'client.name'),
				$this->getString($invoice_data, 'client.email')
			),
			'discount' => $this->getFloat($invoice_data, 'invoice.discount'),
			'po_number' => $this->getString($invoice_data, 'invoice.po_number'),
			'date' => isset($invoice_data['invoice.date'])
				? date('Y-m-d', strtotime($invoice_data['invoice.date']))
				: now()->format('Y-m-d'),
			'due_date' => isset($invoice_data['invoice.due_date'])
				? date('Y-m-d', strtotime($invoice_data['invoice.due_date']))
				: null,
			'terms' => $this->getString($invoice_data, 'invoice.terms'),
			'public_notes' => $this->getString(
				$invoice_data,
				'invoice.public_notes'
			),
			'private_notes' => $this->getString(
				$invoice_data,
				'invoice.private_notes'
			),
			'tax_name1' => $this->getString($invoice_data, 'invoice.tax_name1'),
			'tax_rate1' => $this->getFloat($invoice_data, 'invoice.tax_rate1'),
			'tax_name2' => $this->getString($invoice_data, 'invoice.tax_name2'),
			'tax_rate2' => $this->getFloat($invoice_data, 'invoice.tax_rate2'),
			'tax_name3' => $this->getString($invoice_data, 'invoice.tax_name3'),
			'tax_rate3' => $this->getFloat($invoice_data, 'invoice.tax_rate3'),
			'custom_value1' => $this->getString(
				$invoice_data,
				'invoice.custom_value1'
			),
			'custom_value2' => $this->getString(
				$invoice_data,
				'invoice.custom_value2'
			),
			'custom_value3' => $this->getString(
				$invoice_data,
				'invoice.custom_value3'
			),
			'custom_value4' => $this->getString(
				$invoice_data,
				'invoice.custom_value4'
			),
			'footer' => $this->getString($invoice_data, 'invoice.footer'),
			'partial' => $this->getFloat($invoice_data, 'invoice.partial'),
			'partial_due_date' => $this->getString(
				$invoice_data,
				'invoice.partial_due_date'
			),
			'custom_surcharge1' => $this->getString(
				$invoice_data,
				'invoice.custom_surcharge1'
			),
			'custom_surcharge2' => $this->getString(
				$invoice_data,
				'invoice.custom_surcharge2'
			),
			'custom_surcharge3' => $this->getString(
				$invoice_data,
				'invoice.custom_surcharge3'
			),
			'custom_surcharge4' => $this->getString(
				$invoice_data,
				'invoice.custom_surcharge4'
			),
			'exchange_rate' => $this->getString(
				$invoice_data,
				'invoice.exchange_rate'
			),
			'status_id' =>
				$invoiceStatusMap[
					($status = strtolower(
						$this->getString($invoice_data, 'invoice.status')
					))
				] ?? Invoice::STATUS_SENT,
			// 'archived' => $status === 'archived',
		];

		/* If we can't find the client, then lets try and create a client */
		if (!$transformed['client_id']) {
			$client_transformer = new ClientTransformer($this->company);

			$transformed['client'] = $client_transformer->transform(
				$invoice_data
			);
		}

		if (isset($invoice_data['payment.amount'])) {
			$transformed['payments'] = [
				[
					'date' => isset($invoice_data['payment.date'])
						? date(
							'Y-m-d',
							strtotime($invoice_data['payment.date'])
						)
						: date('y-m-d'),
					'transaction_reference' => $this->getString(
						$invoice_data,
						'payment.transaction_reference'
					),
					'amount' => $this->getFloat(
						$invoice_data,
						'payment.amount'
					),
				],
			];
		} elseif ($status === 'paid') {
			$transformed['payments'] = [
				[
					'date' => isset($invoice_data['payment.date'])
						? date(
							'Y-m-d',
							strtotime($invoice_data['payment.date'])
						)
						: date('y-m-d'),
					'transaction_reference' => $this->getString(
						$invoice_data,
						'payment.transaction_reference'
					),
					'amount' => $this->getFloat(
						$invoice_data,
						'invoice.amount'
					),
				],
			];
		} elseif (
			isset($transformed['amount']) &&
			isset($transformed['balance']) &&
			$transformed['amount'] != $transformed['balance']
		) {
			$transformed['payments'] = [
				[
					'date' => isset($invoice_data['payment.date'])
						? date(
							'Y-m-d',
							strtotime($invoice_data['payment.date'])
						)
						: date('y-m-d'),
					'transaction_reference' => $this->getString(
						$invoice_data,
						'payment.transaction_reference'
					),
					'amount' =>
						$transformed['amount'] - $transformed['balance'],
				],
			];
		}

		$line_items = [];
		foreach ($line_items_data as $record) {
			$line_items[] = [
				'quantity' => $this->getFloat($record, 'item.quantity'),
				'cost' => $this->getFloat($record, 'item.cost'),
				'product_key' => $this->getString($record, 'item.product_key'),
				'notes' => $this->getString($record, 'item.notes'),
				'discount' => $this->getFloat($record, 'item.discount'),
				'is_amount_discount' => filter_var(
					$this->getString($record, 'item.is_amount_discount'),
					FILTER_VALIDATE_BOOLEAN,
					FILTER_NULL_ON_FAILURE
				),
				'tax_name1' => $this->getString($record, 'item.tax_name1'),
				'tax_rate1' => $this->getFloat($record, 'item.tax_rate1'),
				'tax_name2' => $this->getString($record, 'item.tax_name2'),
				'tax_rate2' => $this->getFloat($record, 'item.tax_rate2'),
				'tax_name3' => $this->getString($record, 'item.tax_name3'),
				'tax_rate3' => $this->getFloat($record, 'item.tax_rate3'),
				'custom_value1' => $this->getString(
					$record,
					'item.custom_value1'
				),
				'custom_value2' => $this->getString(
					$record,
					'item.custom_value2'
				),
				'custom_value3' => $this->getString(
					$record,
					'item.custom_value3'
				),
				'custom_value4' => $this->getString(
					$record,
					'item.custom_value4'
				),
				'type_id' => '1', //$this->getInvoiceTypeId( $record, 'item.type_id' ),
			];
		}
		$transformed['line_items'] = $line_items;

		return $transformed;
	}
}